Triumph Lucas Type 6SA Rear "D" Brake Switch - 31688A Smiths Buckle features "4-Slots"

Buckle features "4-Slots"

Starfire and many more models

If your looking for an additional way (you Should

Although that is normal wear from usage the factory could have designed some better tappet adjusters

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Triumph Lucas Type 6SA Rear "D" Brake Switch - 31688A Smiths Buckle features "4-Slots"Great Quality Lucas Type Triumph 6SA Rear Brake Light "D" Switch With Rubber Boot. This is good as it gets! Why spend $80+ for a Lucas switch when you can have one of these! Looks exactly like an original Lucas part but a fraction of the cost without sacrificing quality! Great quality part that is ready to be mounted! Fits Triumph 350 & 500 Unit Twins (3TA, 5TA, T100A, Twenty One, T100SR, T100SS & T100SC) from 1957 1963 only. Fits Triumph 650 Pre Unit